class Switch(object):
	def __init__(self,model,os_version,ip_add):
		self.model=model
		self.os_version=os_version
		self.ip_add=ip_add

def description(self):
	description=f'Model:{self.model}\n'\
				f'OS Vsesion:{self.os_version}\n'\
				f'IP Address:{self.ip_add}\n'
	return description

SW1=Switch('Huawei S5700','V200R001c00','192.168.11.11')
SW2=Switch('Huawei S5700','V200R001c00','192.168.11.12')

print(SW1.model,SW1.os_version,SW1.ip_add)
print(SW2.model,SW2.os_version,SW2.ip_add)

print('SW1\n',SW1.description())
print('SW2\n',SW2.description())